From f276dd5b7f8b45201949906c3167ff43ecb2caf4 Mon Sep 17 00:00:00 2001
From: Marc Mutz <marc.mutz@kdab.com>
Date: Fri, 27 Mar 2015 20:56:44 +0100
Subject: QVarLengthArray: add relational operators <,<=,>,>=

std::vector has them, too.

[ChangeLog][QtCore][QVarLengthArray] Added relational operators <, <=, >, >= if the element
type supports operator<.

Change-Id: I69e16d361fd4738a56b292ebfa78316d28871eda
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
---
 .../tools/qvarlengtharray/tst_qvarlengtharray.cpp  | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)

(limited to 'tests/auto/corelib/tools/qvarlengtharray/tst_qvarlengtharray.cpp')

diff --git a/tests/auto/corelib/tools/qvarlengtharray/tst_qvarlengtharray.cpp b/tests/auto/corelib/tools/qvarlengtharray/tst_qvarlengtharray.cpp
index 40917eebea..60f3009849 100644
--- a/tests/auto/corelib/tools/qvarlengtharray/tst_qvarlengtharray.cpp
+++ b/tests/auto/corelib/tools/qvarlengtharray/tst_qvarlengtharray.cpp
@@ -51,6 +51,7 @@ private slots:
     void first();
     void last();
     void squeeze();
+    void operators();
     void indexOf();
     void lastIndexOf();
     void contains();
@@ -690,6 +691,49 @@ void tst_QVarLengthArray::squeeze()
     QCOMPARE(list.capacity(), sizeOnHeap);
 }
 
+void tst_QVarLengthArray::operators()
+{
+    QVarLengthArray<QString> myvla;
+    myvla << "A" << "B" << "C";
+    QVarLengthArray<QString> myvlatwo;
+    myvlatwo << "D" << "E" << "F";
+    QVarLengthArray<QString> combined;
+    combined << "A" << "B" << "C" << "D" << "E" << "F";
+
+    // !=
+    QVERIFY(myvla != myvlatwo);
+
+    // +=: not provided, emulate
+    //myvla += myvlatwo;
+    Q_FOREACH (const QString &s, myvlatwo)
+        myvla.push_back(s);
+    QCOMPARE(myvla, combined);
+
+    // ==
+    QVERIFY(myvla == combined);
+
+    // <, >, <=, >=
+    QVERIFY(!(myvla <  combined));
+    QVERIFY(!(myvla >  combined));
+    QVERIFY(  myvla <= combined);
+    QVERIFY(  myvla >= combined);
+    combined.push_back("G");
+    QVERIFY(  myvla <  combined);
+    QVERIFY(!(myvla >  combined));
+    QVERIFY(  myvla <= combined);
+    QVERIFY(!(myvla >= combined));
+    QVERIFY(combined >  myvla);
+    QVERIFY(combined >= myvla);
+
+    // []
+    QCOMPARE(myvla[0], QLatin1String("A"));
+    QCOMPARE(myvla[1], QLatin1String("B"));
+    QCOMPARE(myvla[2], QLatin1String("C"));
+    QCOMPARE(myvla[3], QLatin1String("D"));
+    QCOMPARE(myvla[4], QLatin1String("E"));
+    QCOMPARE(myvla[5], QLatin1String("F"));
+}
+
 void tst_QVarLengthArray::indexOf()
 {
     QVarLengthArray<QString> myvec;
-- 
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